<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="filters.keyword" placeholder="关键字"></el-input>
				</el-form-item>
				<el-form-item>

					<el-button type="primary" v-on:click="search">查询</el-button>

					<el-button type="primary" v-on:click="getDepartments">查询</el-button>

				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" width="60">
			</el-table-column>
			<el-table-column prop="sn" label="编码" width="120" sortable>
			</el-table-column>
			<el-table-column prop="name" label="名称" width="120" sortable>
			</el-table-column>
			<el-table-column prop="state" label="状态" width="100" sortable>
				<template scope="scope">
					<span style="color: green" v-if="scope.row.state === 0">启用</span>
					<span style="color: red" v-else-if="scope.row.state === -1">禁用</span>
					<span style="color:gray" v-else>未知</span>

				</template>
			</el-table-column>
			<el-table-column prop="manager.username" label="管理员" width="100" sortable>
			</el-table-column>
			<el-table-column prop="parent.name" label="上级部门" width="120" sortable>
			</el-table-column>
			<el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next"
						   @current-change="handleCurrentChange"
						   :page-size="pageSize"
						   :total="total"
						   style="float:right;">
			</el-pagination>
		</el-col>

		<!--编辑界面-->
        
		<el-dialog :title="title" :visible.sync="departmentFormVisible" :close-on-click-modal="false">
			<el-form :model="departmentForm" label-width="80px" :rules="departmentFormRules" ref="departmentForm">
				<el-form-item label="名称" prop="name">
					<el-input v-model="departmentForm.name" auto-complete="off"></el-input>
                </el-form-item>
				<el-form-item label="编号" prop="sn">
					<el-input v-model="departmentForm.sn" auto-complete="off"></el-input>
				</el-form-item>
				<el-form-item label="状态">
					<el-radio-group v-model="departmentForm.state">
						<el-radio class="radio" :label="0">启用</el-radio>
						<el-radio class="radio" :label="-1">禁止</el-radio>
					</el-radio-group>
				</el-form-item>
					<el-form-item label="管理员" >
						<el-select v-model="departmentForm.manager"  value-key="id" placeholder="请选择">
							<el-option
									v-for="item in employees"
									:key="item.id"
									:label="item.username"
									:value="item">
								<span style="float: left">{{ item.username }}</span>
								<span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
							</el-option>
						</el-select>
					</el-form-item>
					<el-form-item label="上级部门" >
						<el-cascader v-model="departmentForm.parent"
									 :options="deptTree"
									 :props="{
							   checkStrictly: true,
							   label:'name',
							   value:'id'
							 }"
									 clearable>

						</el-cascader>
					</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="departmentFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="departmentSubmit" :loading="departmentLoading">提交</el-button>
			</div>
		</el-dialog>

	</section>
</template>

<script>
	import util from '../../common/js/util'
	//import NProgress from 'nprogress'
	import { getUserListPage, removeUser, batchRemoveUser, departmentUser, addUser } from '../../api/api';

	export default {
        data() {
            return {
                deptTree: [],
                employees: [],
                title: '',
                filters: {
                    keyword: ''
                },
                departments: [],
                total: 0,
                currentPage: 1,
                pageSize: 10,
                listLoading: false,
                sels: [],//列表选中列

                departmentFormVisible: false,//编辑界面是否显示
                departmentLoading: false,
                departmentFormRules: {
                    name: [
                        {required: true, message: '请输入姓名', trigger: 'blur'}
                    ],
                    sn: [
                        {required: true, message: '请输入编号', trigger: 'blur'}
                    ]
                },
                //部门表单数据
                departmentForm: {
                    id: null,
                    name: '',
                    sn: '',
                    state: 0,
                    manager: null,
                    parent: null
                },


            }
        },
        methods: {

            search(){
              this.currentPage = 1;
              this.getDepartments();
			},


            handleCurrentChange(val) {
                this.currentPage = val;
                this.getDepartments();
            },
            //获取用户列表
            getDepartments() {
                let para = {
                    currentPage: this.currentPage,
                    pageSize: this.pageSize,
                    keyword: this.filters.keyword
                };
                this.listLoading = true;
                //这里发送axios请求从后端拿数据
                this.$http.post("/dept", para)
                    .then(result => {
                        this.listLoading = false;//关闭忙等框
                        result = result.data;
                        console.log(result);
                        this.departments = result.rows;
                        this.total = result.total;
                    })
                    .catch(result => {
                        this.$message({
                            message: '操作失败',
                            type: 'error'
                        });
                    })

            },
			selsChange: function (sels) {//每点击一次复选框，会把当前页面上所选中的所有行的数据封装到sels
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id);
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					this.$http.patch("/dept", ids)
						.then(result => {
							//关闭忙等框
							this.listLoading = false;
							result = result.data;
							if (result.success) {
								this.$message({
									message: "删除成功",
									type: "success"
								});

							} else {
								this.$message({
									message: result.message,
									type: "error"
								});
							}
							//定位到第一页
							this.currentPage = 1;
							//刷新页面
							this.getDepartments();

						}).catch(result => {
						this.$message({
							message: '操作失败',
							type: 'error'
						});
					});
				}).catch(() => {

				});

			},
			getEmployees() {
				this.$http.get("/emp")
					.then(result => {
						result = result.data;//List<Employee>
						this.employees = result;
					})
					.catch(result => {
						this.$message({
							message: '员工列表查询失败！',
							type: 'error'
						});
					})
			},
			getDeptTree() {
				this.$http.get("/dept/tree")
					.then(result => {
						result = result.data;//List<Department>
						this.deptTree = result;
					})
					.catch(result => {
						this.$message({
							message: '部门树查询失败！',
							type: 'error'
						});
					})
			},
            //删除
            handleDel: function (index, row) {
                this.$confirm('确认删除该记录吗?', '提示', {
                    type: 'warning'
                }).then(() => {//点击确认
                    this.listLoading = true;//开启忙等框
                    this.$http.delete("/dept/" + row.id)
                        .then(result => {
                            this.listLoading = false;//关闭忙等框
                            result = result.data;
                            if (result.success) {
                                this.$message({
                                    message: '删除成功',
                                    type: 'success'
                                });
                            } else {
                                this.$message({
                                    message: result.message,
                                    type: 'error'
                                });
                            }
                            //定位到第一页
                            this.currentPage = 1;
                            //刷新页面
                            this.getDepartments();

                        })
                        .catch(result => {
                            this.$message({
                                message: "操作失败",
                                type: "error"
                            });
                        });
                }).catch(() => {//点击取消

                });

            },
            //显示编辑界面
            handleEdit: function (index, row) {
                this.title = "编辑";
                this.departmentFormVisible = true;
                this.departmentForm = Object.assign({}, row);
                this.getDeptTree();//加载部门树
                //拆分dirpath封装成数组 js功底
                if(row.dirPath){//   /53/54/55
                    let array = row.dirPath.split("/");// ["","53","54","55"]
                    let parent = [];
                    for (var i=1;i<array.length-1;i++){
                        parent.push(parseInt(array[i]));
                    }
                    this.departmentForm.parent = parent;
                }
            },
            //显示新增界面
            handleAdd: function () {
                this.title = "新增";
                this.departmentFormVisible = true;//控制新增或者编辑的模态框的显示
                this.departmentForm = {//清空历史遗留数据
                    id:null,
                    name: '',
                    sn: "",
                    state: 0,
                    manager: null,
                    parent: null
                };
                this.getDeptTree();//加载部门树
            },
            //编辑  表单提交
            departmentSubmit: function () {
                //主动开启表单校验
                this.$refs.departmentForm.validate((valid) => {
                    if (valid) {
                        this.$confirm('确认提交吗？', '提示', {}).then(() => {
                            this.departmentLoading = true;
                            //NProgress.start();
                            let para = Object.assign({}, this.departmentForm);//克隆一份表单数据
                            //处理后台需要的数据格式
                            this.$http.put("/dept", para)
                                .then(result => {
                                    this.listLoading = false;
                                    this.departmentFormVisible = false;
                                    result = result.data;
                                    if (result.success) {
                                        this.$message({
                                            message: "操作成功",
                                            type: "success"
                                        });

                                    } else {
                                        this.$message({
                                            message: result.message,
                                            type: "error"
                                        });
                                    }
                                    //定位到第一页
                                    this.currentPage = 1;
                                    //刷新页面
                                    this.getDepartments();

                                }).catch(result => {
                                this.departmentLoading = false;
                                this.$message({
                                    message: '操作失败',
                                    type: 'error'
                                });
                            })
                        });
                    }
                });
            }
        },
			mounted() {
				this.getDepartments();
				this.getEmployees();
			}


    }

</script>

<style scoped>

</style>